John married Janet ADAM on 11 Feb 1846 in West Parish, Greenock, Renfrewshire.1 (Janet ADAM was born on 25 Jun 1814 6, christened on 15 Sep 1814 in Middle Parish, Paisley, Renfrewshire,6 died on 29 Dec 1890 in Paisley, Renfrewshire 7 and was buried in Greenock Cemetery, Renfrewshire 5.)